442203260042243 has 16 divisors (see below), whose sum is σ = 532541588382720. Its totient is φ = 358699120842816.

The previous prime is 442203260042147. The next prime is 442203260042321. The reversal of 442203260042243 is 342240062302244.

It is a cyclic number.

It is not a de Polignac number, because 442203260042243 - 2¹⁴ = 442203260025859 is a prime.

It is a super-2 number, since 2×442203260042243² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442203260042197 and 442203260042206.

It is not an unprimeable number, because it can be changed into a prime (442203260042743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1774067771 + ... + 1774317012.

It is an arithmetic number, because the mean of its divisors is an integer number (33283849273920).

Almost surely, 2^{442203260042243} is an apocalyptic number.

442203260042243 is a deficient number, since it is larger than the sum of its proper divisors (90338328340477).

442203260042243 is a wasteful number, since it uses less digits than its factorization.

442203260042243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548385746.

The product of its (nonzero) digits is 442368, while the sum is 38.

The spelling of 442203260042243 in words is "four hundred forty-two trillion, two hundred three billion, two hundred sixty million, forty-two thousand, two hundred forty-three".